CA2077852C - Procede de polymerisation en perle par suspension - Google Patents

Procede de polymerisation en perle par suspension

Info

Publication number
CA2077852C
CA2077852C CA002077852A CA2077852A CA2077852C CA 2077852 C CA2077852 C CA 2077852C CA 002077852 A CA002077852 A CA 002077852A CA 2077852 A CA2077852 A CA 2077852A CA 2077852 C CA2077852 C CA 2077852C
Authority
CA
Canada
Prior art keywords
reaction medium
agent system
polymerization
polymer
suspension agent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002077852A
Other languages
English (en)
Other versions
CA2077852A1 (fr
Inventor
Michael K. Georges
Robert D. Bayley
Lupu Alexandru
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of CA2077852A1 publication Critical patent/CA2077852A1/fr
Application granted granted Critical
Publication of CA2077852C publication Critical patent/CA2077852C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/20—Aqueous medium with the aid of macromolecular dispersing agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
    • C08F236/10—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl-aromatic monomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA002077852A 1991-12-23 1992-09-09 Procede de polymerisation en perle par suspension Expired - Fee Related CA2077852C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/812,082 US5274057A (en) 1991-12-23 1991-12-23 Bead suspension polymerization process
US812082 1991-12-23

Publications (2)

Publication Number Publication Date
CA2077852A1 CA2077852A1 (fr) 1993-06-24
CA2077852C true CA2077852C (fr) 1997-10-28

Family

ID=25208433

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002077852A Expired - Fee Related CA2077852C (fr) 1991-12-23 1992-09-09 Procede de polymerisation en perle par suspension

Country Status (2)

Country Link
US (1) US5274057A (fr)
CA (1) CA2077852C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19757298A1 (de) * 1997-12-22 1999-06-24 Basf Ag Verfahren zur Herstellung von Polymerpulvern
US6821931B2 (en) * 2002-03-05 2004-11-23 Alpine Mud Products Corporation Water-based drilling fluid additive containing talc and carrier
JP5804903B2 (ja) * 2011-04-27 2015-11-04 キヤノン株式会社 高分子粒子の製造方法
JP2014084411A (ja) * 2012-10-24 2014-05-12 Canon Inc 高分子粒子の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3183208A (en) * 1961-08-22 1965-05-11 Koppers Co Inc Incorporating finely divided particles during suspension polymerization
GB1487330A (en) * 1973-12-20 1977-09-28 Ici Ltd Production of uniform copolymer of acrylonitrile and aromatic olefines
US4330460A (en) * 1980-04-14 1982-05-18 Xerox Corporation Process for preparing colored toner particles employing a halogen salt to inhibit the aqueous phase polymerization
JPS5741649A (en) * 1980-08-26 1982-03-08 Konishiroku Photo Ind Co Ltd Electrostatic image developing toner and its manufacture
US4609607A (en) * 1982-08-06 1986-09-02 Canon Kabushiki Kaisha Magnetic toner and process for producing the same
US4601968A (en) * 1982-10-04 1986-07-22 Canon Kabushiki Kaisha Process for producing toner for development of electrostatic images by stepwise suspension polymerizations
US4558108A (en) * 1982-12-27 1985-12-10 Xerox Corporation Aqueous suspension polymerization process

Also Published As

Publication number Publication date
US5274057A (en) 1993-12-28
CA2077852A1 (fr) 1993-06-24

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed